Astronomy:PGC 44691
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Short description: Spiral galaxy in constellation Coma Berenices
| PGC 44691 | |
|---|---|
 The spiral galaxy PGC 44691. | |
| Observation data (J2000 epoch) | |
| Constellation | Coma Berenices |
| Right ascension | 13h 00m 03.0s[1] |
| Declination | 28° 14′ 25″[1] |
| Redshift | 0.025631/7684 km/s[1] |
| Distance | 352,080,000 ly |
| Group or cluster | Coma Cluster |
| Apparent magnitude (V) | 16.7 |
| Characteristics | |
| Type | Sa[1] |
| Size | ~50,560 ly (estimated)[1] |
| Apparent size (V) | 0.43 x 0.32[1] |
| Other designations | |
| 2MASX J13000297+2814253[1] | |
PGC 44691 is a spiral galaxy located about 350 million light-years away[2] in the constellation Coma Berenices.[3] It belongs to a galaxy cluster known as the Coma Cluster.[4][5] In 1994, the Hubble Space Telescope observed PGC 44691 and the nearby elliptical galaxy NGC 4881 to infer the distance to the Coma Cluster.[4]
See also
- NGC 4921 Another spiral galaxy in the Coma Cluster
References
- ↑ 1.0 1.1 1.2 1.3 1.4 1.5 1.6 "NASA/IPAC Extragalactic Database". Results for PGC 44691. http://nedwww.ipac.caltech.edu/.
- ↑ "Your NED Search Results". http://ned.ipac.caltech.edu/cgi-bin/objsearch?objname=PGC+44691&extend=no&hconst=73&omegam=0.27&omegav=0.73&corr_z=1&out_csys=Equatorial&out_equinox=J2000.0&obj_sort=RA+or+Longitude&of=pre_text&zv_breaker=30000.0&list_limit=5&img_stamp=YES.
- ↑ "NGC 4881" (in en-GB). http://www.spacetelescope.org/images/opo9507a/.
- ↑ 4.0 4.1 "HubbleSite: Image - Elliptical Galaxy NGC 4881". http://hubblesite.org/image/268/news_release/1995-07.
- ↑ "Detailed Object Classifications". http://ned.ipac.caltech.edu/cgi-bin/NEDatt?objname=2MASX+J13000297+2814253.
External links
- PGC 44691 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
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